Plate Tectonics

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Across
  1. 2. What is the second layer of Earth
  2. 3. What is the bowl-shaped basin in the top of the volcano called?
  3. 5. plate boundaries where are earthquakes created?
  4. 7. Ridge where could we see an example of a constructive plate boundary?
  5. 8. Why is it important to know about plate tectonics?
Down
  1. 1. What can cause plate tectonics?
  2. 4. convergent plates move
  3. 6. lava What are the characteristics of a shield volcano?
  4. 9. Which is lighter: oceanic or continental crust?